panasonic Panasonic automatically powers on repair tips free download

File name Panasonic_automatically_powers_on_repair_tips.pdf

Panasonic Canada Inc. 5770 Ambler Drive Mississauga ON L4W 2T3 Tech Tips Product: Models TH65PZ850U, TH58PZ850U, TH50PZ850U, Numb Plasma TV TH46PZ850U, TH58PZ800U, TH50PZ800U, er: TT-08-41 TH46PZ800U, TH42PZ800U, TH50PZ80U, TH46PZ80U, TH42PZ80U, TH50PX80U, Code: TH42PX80U, TH50PZ85U, TH46PZ85U, Date: B62 TH42PZ85U Jun 13, 2008 Model Year: 2008 PCB Designation: A boards supplied from factory Part #: TNPH0716XXX, TNPH0721XXX & TNPH0731XXX series Symptom: Once AC power cord is plugged in, unit will turn on by itself. Depends on factory settings, unit will either display Video, Component or Tuner icon. After few seconds, screen will change to service mode automatically. NOTE: Since unit is in service mode, only buttons 1, 2, 3 or 4 on remote are working (rest of buttons are non- functional). Cause: All new A boards supplied from factory needs to be initialized. Remedy: 1. Perform HARD RESET of Plasma TV unit by pressing & holding VOL DOWN (-) on unit and MENU button on remote at the same time for about 3 seconds. 2. After hard reset, please confirm if Plasma TV powers ON in user mode and check overall functionality. Published by Customer & Product Assurance TT-08-41 Page 1